Weidman-Silva 2 Set for Dec. 28

One week after Chris Weidman shocked the world with his second-round knockout of Anderson Silva at UFC 162, what may be the biggest rematch in MMA history has been announced. Saturday on ESPN SportsCenter, UFC President Dana White made it official: on December 28, Weidman and Silva will meet again for the UFC middleweight title in the main event of UFC 168 at the MGM Grand Garden Arena in Las Vegas, Nevada .